What are the limitations for using ALOFT-FT?
Downwind Distance 0.5 km to 20 km, 0.3 mi to 12.4 mi Distance Over Water greater than 0 km to 20 km, 0.3 mi to 12.4 mi Heat Release Rate per Unit Area greater than 0 MW/m^2 to 5 MW/m^2 Burning Rate per Unit Area greater than 0 kg/s-m^2 to 1 kg/s-m^2 Fire Area 25 m^2 to 1000 m^2, 269 ft^2 to 10763 ft^2 Wind Speed 2 m/s to 15 m/s, 4.5 mi/hr to 33.6 mi/hr, 3.9 kn to 29.2 kn Sigma Theta Over Land 2.5 degrees to 25 degrees Sigma Phi Over Land 2 degrees to 17 degrees Sigma Theta Over Water 1 degrees to 15 degrees Sigma Phi Over Water 1 degrees to 12 degrees Surface Temperature -60 degrees C to 100 degrees C, -76 degrees F to 212 degrees F Lapse Rate greater than -9.5 degrees C/km, -5.2 degrees F/1000 ft See on-line help for detailed information.